Golfmart manufactures high-grade golf grips. Variance data for the polymer material used in the grips for the most recent year is given below: Direct materials price variance $2,880 Unfavorable Direct materials quantity variance $3,000 Favorable Flexible budget for DM quantity for actual production achieved 18,000 pounds Budgeted price for Direct material $1.50 per pound Assume that the beginning and closing inventories of the polymer material equal zero. Required: a) How much of the polymer material (in pounds) did Golfmart consume in production for the last year